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authorWei Wang <wei.w.wang@intel.com>2022-01-05 15:35:30 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2022-01-14 21:44:42 +0300
commit415a3c33e847349c0f76575b3ebfdfae2f5a681a (patch)
tree928b52436fd1282c4cc1b097ec718340aa3ee3c4 /tools/include
parentbe50b2065dfa3d88428fdfdc340d154d96bf6848 (diff)
downloadlinux-415a3c33e847349c0f76575b3ebfdfae2f5a681a.tar.xz
kvm: selftests: Add support for KVM_CAP_XSAVE2
When KVM_CAP_XSAVE2 is supported, userspace is expected to allocate buffer for KVM_GET_XSAVE2 and KVM_SET_XSAVE using the size returned by KVM_CHECK_EXTENSION(KVM_CAP_XSAVE2). Signed-off-by: Wei Wang <wei.w.wang@intel.com> Signed-off-by: Guang Zeng <guang.zeng@intel.com> Signed-off-by: Jing Liu <jing2.liu@intel.com> Signed-off-by: Yang Zhong <yang.zhong@intel.com> Message-Id: <20220105123532.12586-20-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/include')
-rw-r--r--tools/include/uapi/linux/kvm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 1daa45268de2..f066637ee206 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -1131,6 +1131,7 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
#define KVM_CAP_ARM_MTE 205
#define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
+#define KVM_CAP_XSAVE2 207
#ifdef KVM_CAP_IRQ_ROUTING
@@ -1551,6 +1552,8 @@ struct kvm_s390_ucas_mapping {
/* Available with KVM_CAP_XSAVE */
#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
+/* Available with KVM_CAP_XSAVE2 */
+#define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave)
/* Available with KVM_CAP_XCRS */
#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)